tor privoxy squid

2006-11-18 Thread gabrix
I have installed squid on the gateway machine together with privoxy-tor 
.Squid is configured to have privoxy-tor as parent proxy. Iptables is 
set to redirect port 80 traffic to squid's port 3128 .I have tor-privoxy 
on each lan machine and browsers' torbutton , too.when i start a browser 
connections from a lan machine browsers are configured with the local 
privoxy-tor and with tcpdump on the gateway machine , http traffic 
doesn't seem to go to port 80 where iptables is supposed to redirect 
packets to squid 3128.
If i click on a port 80 url , because tor , traffic goes to tor network 
, let's say 9001 but it differs from time to time.How can i catch with 
iptables tor traffic coming from my lan?By port we sayd too generic, i 
tryied by --uid-owner debian-tor but it doesn' seem to work,neither!

Thank you !!!
My lan machines are debian sarge stable kernel 2.6 , my gateway machine 
is a debian etch 2.6,too.


Re: ff 1.5.0.7 2.0 (remote) dns leaks when using tor

2006-11-18 Thread Fabian Keil
lester psigal [EMAIL PROTECTED] wrote:

  Thus spake lester psigal ([EMAIL PROTECTED]):

  i've got a setup for anonymous browsing using firefoxf 1.5.0.7 and
  lately ff 2 with privoxy and tor (vidalia bundle 0.0.7) on windows xp sp2.
  the ff configuration option 'network.proxy.socks_remote_dns ' is set to
  true, the setting 'network.proxy.failover_timeout' is set to 5 and
  the 'network.proxy.socks_version' is set to 5 but the ethereal logs show
  that firefox is still leaking dns requests, i.e. ff still does the
  lookups itself and does not delegate them to the proxy (which is not
  quite true: the dns requests are always delegated to the proxy and
  _sometimes_ to the local dns client too).
  to make it worse the leaks are occuring randomly (sometimes the remote
  dns works and sometimes not), so i'm guessing that it is a timeout issue.
  does ff fallback to local dns lookup when a remote lookup request is not
  answered in a timely manner or is it a failure with the os dns client or
  even a ff bug?
  what else could be done to prevent ff from dns leaking?
 
  any hints or suggestions would be very nice as it does not make any
  sense to me to operate a quite complex and complicated system for
  anonymous browsing when tracking of dns requests is all
  a profiling facility has to do...

 what i've forgot to mention that my installation of firefox uses
 torbutton 1.0.4 which is a firefox add-on preconfiguring the proxy
 settings for the vidalia bundle, that is http/s: localhost:8118
 and  socksv5 localhost:9050.

Can you reproduce the problem without any Firefox plugins that
influence the proxy settings?

A few weeks ago I shortly tested FoxyProxy and had similar experiences.
I used the always use proxy xyz feature to quickly switch between
different Privoxy versions, Firefox own settings were configured
to use Privoxy as well.

Directly after starting up, Firefox always ignored the proxy
settings and fetched some of the live bookmarks directly. The same
happened if there were still tabs open from a previous session.

I also had the feeling that it would randomly ignore the settings
later on, but I didn't use the plugin long enough to verify this.

I never used torbutton, but maybe it has similar problems.

Fabian
-- 
http://www.fabiankeil.de/


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Re: tor privoxy squid

2006-11-18 Thread Andrew Del Vecchio
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Just a note, Squid is very bad for privacy with tor. Please see the
related documentation on the wiki!

Thanks,
Andrew

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On 11/18/2006 08:04 AM, gabrix wrote:
 I have installed squid on the gateway machine together with
 privoxy-tor .Squid is configured to have privoxy-tor as parent
 proxy. Iptables is set to redirect port 80 traffic to squid's port
 3128 .I have tor-privoxy on each lan machine and browsers'
 torbutton , too.when i start a browser connections from a lan
 machine browsers are configured with the local privoxy-tor and with
  tcpdump on the gateway machine , http traffic doesn't seem to go
 to port 80 where iptables is supposed to redirect packets to squid
  3128. If i click on a port 80 url , because tor , traffic goes to
  tor network , let's say 9001 but it differs from time to time.How
  can i catch with iptables tor traffic coming from my lan?By port
 we sayd too generic, i tryied by --uid-owner debian-tor but it
 doesn' seem to work,neither! Thank you !!! My lan machines are
 debian sarge stable kernel 2.6 , my gateway machine is a debian
 etch 2.6,too.



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Re: A different solution for anonymous browsing !

2006-11-18 Thread Ringo Kamens

The programs above come with docs and just google for how to chain proxies
or something of the like, there are hundreds of tutorials out there. For
chaining tor-proxychain-tor or something like that, open tor using
freecap/sockscap and have it proxy through another proxychaining program. If
you have multiple tor programs runnning, you will have to edit their listen
port.

On 11/17/06, gabrix [EMAIL PROTECTED] wrote:


Ringo Kamens wrote:

 I have used lots of different programs to chain tor connections and
 proxies. Socks chain has recieved kudos from the proxy industry but I
 don't use it because it isn't open source. Proxyrama is a nice HTTP
 proxy chainer and you can use sockscap to chain it though tor. Charon
 is a nice proxy finder/checker along with accessdiver.

 On 11/16/06, *gabrix* [EMAIL PROTECTED]
 mailto:[EMAIL PROTECTED] wrote:

 I invite everyone , who is trying , tryed or is actually applying a
 chain of proxies for browsing,like manies  one after the other  , or
 unusual  proxies configurations  for anonymous browsing different
from
 the usual tor/privoxy duo,socat,anonweb,polipo,squid,wwwoffle, to
 let me
 know  thanks !


What i really would like is documentation and usage examples , could you
provide some ???



Re: A different solution for anonymous browsing !

2006-11-18 Thread Taka Khumbartha
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gabrix @ 2006/11/16 04:28:
 I invite everyone , who is trying , tryed or is actually applying a
 chain of proxies for browsing,like manies  one after the other  , or 
 unusual  proxies configurations  for anonymous browsing different from
 the usual tor/privoxy duo,socat,anonweb,polipo,squid,wwwoffle, to let me
 know  thanks !
 
i'm not sure why you are wanting to do this.  but, if you are trying to be 
more anonymous, then this is not the right approach.  here's why:

as i have been told (and please correct me if i'm mistaken!), basically, every 
OS-browser-proxy(-et.al.) combination is going to leave behind a unique 
footprint that can be tracked by a skilled adversary.  the more complicated you 
make your chain of proxies, the more unique footprint it will leave.  in this 
respect it is best to stick with a configuration more people use, hence 
anonymity.  good luck.

on the other paw, if you are doing such a thing so you can research these 
unique footprints and compile a database of sorts, please share your results!  
the more we know, the better each application can be tuned so as to minimize 
and converge such unique footprints.
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